linux-kernel - Re: [PATCH 3/3] arm64: mm: Re-enable OPTIMIZE_HUGETLB

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Message-Id: <3D3CFB4D-E3DD-41A5-8FF7-51D61D9F9C73@linux.dev>
Date: Fri, 15 Dec 2023 12:37:29 +0800
From: Muchun Song <muchun.song@...ux.dev>
To: Nanyong Sun <sunnanyong@...wei.com>
Cc: Catalin Marinas <catalin.marinas@....com>,
 Will Deacon <will@...nel.org>,
 Mike Kravetz <mike.kravetz@...cle.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Anshuman Khandual <anshuman.khandual@....com>,
 "Matthew Wilcox (Oracle)" <willy@...radead.org>,
 Kefeng Wang <wangkefeng.wang@...wei.com>,
 linux-arm-kernel@...ts.infradead.org,
 LKML <linux-kernel@...r.kernel.org>,
 Linux-MM <linux-mm@...ck.org>
Subject: Re: [PATCH 3/3] arm64: mm: Re-enable OPTIMIZE_HUGETLB_VMEMMAP



> On Dec 14, 2023, at 15:39, Nanyong Sun <sunnanyong@...wei.com> wrote:
> 
> Now update of vmemmap page table can follow the rule of
> break-before-make safely for arm64 architecture, re-enable
> HVO on arm64.
> 
> Signed-off-by: Nanyong Sun <sunnanyong@...wei.com>

Reviewed-by: Muchun Song <songmuchun@...edance.com>

Thanks.